860 - Bjorn Ironside and Hasteins journey

Claus Deleuran: Viking surprise attack in Luna

Italy

Bjorn Ironside and Hastein continued their journey, they conquered Pisa, they proceeded inland to the town of Luna, which they mistakenly took for Rome. at the time, but Bjorn Ironside found himself unable to breach the town walls. To gain entry, he sent messengers to the bishop to say that he had died, had a deathbed conversion, and wished to be buried on consecrated ground within their church.

Claus Deleuran: Bjorn Ironside and Hastein enter Luna

He was brought into the chapel with a small honor guard, then amazed the dismayed Italian clerics by leaping from his coffin and hacking his way to the town gates, which he promptly opened, letting his army in. Luna was captured, Bjorn Ironside and Hastein sailed around the Mediterranean looking for more places to plunder.

Charles the bald(840-877)

France
Charles the bald bribed a viking chieftain named Weland 3000 or 6000 pound silver to drive out the Jeufosse vikings at the island Oissel.
Weland broke the deal - he sailed to England. Later Weland returned back to France with the vikings he promised to drive out.Valence was attacked .
Ireland
A Viking camp was build at Waterford.
Cerball mac Dunlainge defeated a group of vikings, who were raiding in his kingdom Osraige.
Norway
Harald I of Norway was crowned as king. Norwegian vikings explored the White sea.
Ukraine
The Vikings stormed Kiev, and the Khazars were driven.  A chronicle tells that Hoskuld and Dyre became Kiev’s rulers.
Greece
Constantinople was attacked by vikings the did not succeed, but plundered the surrounding villages instead. Photios told that numerous people and masses of livestock were slaughtered before the Vikings disappeared